Home / 21,575,271.10-32,362,906.65-19,410,432.70

Finding the Fourth Proportional to 21,575,271.10, 32,362,906.65 and 19,410,432.70

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Solution

The fourth proportional to 21,575,271.10, 32,362,906.65 and 19,410,432.70 is: 29,115,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,575,271.10 : 32,362,906.65 = 19,410,432.70 : x
  2. Step 2: Convert to fraction form
    21,575,271.10/32,362,906.65 = 19,410,432.70/x
  3. Step 3: Cross multiply
    21,575,271.10x = 32,362,906.65 × 19,410,432.70
  4. Step 4: Simplify right side
    21,575,271.10x = 628,178,021,506,207.38
  5. Step 5: Solve for x
    x = 628,178,021,506,207.38/21,575,271.10
  6. Step 6: Final answer
    x = 29,115,649.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.